diff --git a/osdep.c b/osdep.c
index 581768a906..902fce94bb 100644
--- a/osdep.c
+++ b/osdep.c
@@ -147,44 +147,6 @@ int qemu_gettimeofday(qemu_timeval *tp)
 #endif /* _WIN32 */
 
 
-#ifdef _WIN32
-void socket_set_nonblock(int fd)
-{
-    unsigned long opt = 1;
-    ioctlsocket(fd, FIONBIO, &opt);
-}
-
-int inet_aton(const char *cp, struct in_addr *ia)
-{
-    uint32_t addr = inet_addr(cp);
-    if (addr == 0xffffffff)
-	return 0;
-    ia->s_addr = addr;
-    return 1;
-}
-
-void qemu_set_cloexec(int fd)
-{
-}
-
-#else
-
-void socket_set_nonblock(int fd)
-{
-    int f;
-    f = fcntl(fd, F_GETFL);
-    fcntl(fd, F_SETFL, f | O_NONBLOCK);
-}
-
-void qemu_set_cloexec(int fd)
-{
-    int f;
-    f = fcntl(fd, F_GETFD);
-    fcntl(fd, F_SETFD, f | FD_CLOEXEC);
-}
-
-#endif
-
 /*
  * Opens a file with FD_CLOEXEC set
  */
diff --git a/oslib-posix.c b/oslib-posix.c
index df973042f5..aebe3ac043 100644
--- a/oslib-posix.c
+++ b/oslib-posix.c
@@ -29,6 +29,7 @@
 #include "config-host.h"
 #include "sysemu.h"
 #include "trace.h"
+#include "qemu_socket.h"
 
 #if !defined(_POSIX_C_SOURCE) || defined(__sun__)
 static void *oom_check(void *ptr)
@@ -72,3 +73,17 @@ void qemu_vfree(void *ptr)
     trace_qemu_vfree(ptr);
     free(ptr);
 }
+
+void socket_set_nonblock(int fd)
+{
+    int f;
+    f = fcntl(fd, F_GETFL);
+    fcntl(fd, F_SETFL, f | O_NONBLOCK);
+}
+
+void qemu_set_cloexec(int fd)
+{
+    int f;
+    f = fcntl(fd, F_GETFD);
+    fcntl(fd, F_SETFD, f | FD_CLOEXEC);
+}
diff --git a/oslib-win32.c b/oslib-win32.c
index 3b5245d127..1ddd857942 100644
--- a/oslib-win32.c
+++ b/oslib-win32.c
@@ -29,6 +29,7 @@
 #include "config-host.h"
 #include "sysemu.h"
 #include "trace.h"
+#include "qemu_socket.h"
 
 static void *oom_check(void *ptr)
 {
@@ -71,3 +72,23 @@ void qemu_vfree(void *ptr)
     trace_qemu_vfree(ptr);
     VirtualFree(ptr, 0, MEM_RELEASE);
 }
+
+void socket_set_nonblock(int fd)
+{
+    unsigned long opt = 1;
+    ioctlsocket(fd, FIONBIO, &opt);
+}
+
+int inet_aton(const char *cp, struct in_addr *ia)
+{
+    uint32_t addr = inet_addr(cp);
+    if (addr == 0xffffffff) {
+	return 0;
+    }
+    ia->s_addr = addr;
+    return 1;
+}
+
+void qemu_set_cloexec(int fd)
+{
+}